Find relief from thumb pain with the Medical Specialties Thumb Support. This adjustable brace is designed to fit both left and right thumbs with wrist circumferences ranging from 5 ½ inches to 8 ½ inches. The easy-to-apply design allows for quick and convenient use. The key feature is a malleable aluminum thumb spica, which can be customized to provide the perfect level of support and stability for your individual needs. The comfortable construction combines perforated suede on the exterior for breathability and soft, polypropylene felt lining for gentle comfort against your skin.